H12-211_V3.0 Exam Questions

Which of the following IPv6 addresses are link-wide multicast addresses? (Multiple Choice)

What is the total length of the interface identifier of the link-local unicast address?

The LER in the MPLS domain is called the Label Egress Router.

If the value of the Type/Length field of an Ethernet data frame is 0x0800, the header length of the upper packet carried by the data frame ranges from 20 to 60B.

On the VRP platform, which of the following methods can you access the previous history command? (Multiple Choice)

What is the full name of VRP?

As shown in the figure, three Layer 2 switches are interconnected with one HUB, and the switch is enabled with STP. For the bridge ID setting of the switch STP, refer to the follow...

As shown in the following figure, all switches run the STP protocol. After the topology is stable, modify the sending period of the configuration BPDU on which of following switch...

As shown in the network below, the MAC address of the switch is marked. Enter the command stp root secondary on the SWD switch. Which of the following switche will be the root brid...

The company has users who report that when using the network to transfer files, the speed is very low. The administrator uses Wireshark software to capture packets in the network a...

Dynamic routing protocols can automatically adapt to changes in network topology.

The output information of the router R1 routing table is as follows. Which of the following statements are correct? (Multiple Choice)

All interfaces of the router belong to the same broadcast domain.

Which of the following is correct about the command configured for the default route?

What are the advantages of using DHCP to allocate IP addresses using Dynamic Host Configuration Protocol? (Multiple Choice)

As shown in the following figure, Router A has passed the IP address 10.0.12.2 Telnet Router B. In the current interface, which of the following operations will cause the Telnet se...

When a port of a switch receives a non-carried VLAN TAG data frame, it must add a PVID.

Which of the following parameter cannot be used for advanced access control lists?

An ACL rule is as follows: Rule 5 permit ip source 10.1.1.0 255.0.254.255 Which of the following IP addresses can be matched by the permit rule? (Multiple Choice)

The router output information is as follows. Which IPv6 address is obtained by this interface?

The router's Router ID neighbor relationship is as follows. Which of the following statements are correct? (Multiple Choice)

Which area number does OSPFv3 use to identify the backbone area?

A router OSPFv3 adjacency relationship is as follows. The router is an ABR.

Which of the following type of addresses are not included in the IPv6 address?

If the network address of a network is 10.1.1.0/30, what is its broadcast address?

If the network address of a network is 192.168.1.0, then its broadcast address must be 192.168.1.255.

Which of the following are correct about the analysis of ICMP packets? (Multiple Choice)

When the router is powered on, the configuration file is read from the default storage path for initialization of the router. If there is no configuration file in the default stora...

In the STP protocol, which of the following factors will affect the election of the root switch? (Multiple Choice)

As shown in the following figure, all switches run STP, when the topology is stable. The SWA device is powered off. Which of the following statements are correct? (Multiple Choice)

As shown in the figure, all four switches run STP, and each parameter adopts the default value. When a port on the root switch is blocked and cannot be sent through the port, how l...

Which of the following port states does the RSTP protocol include? (Multiple Choice)

As shown in the figure below, all hosts can communicate normally. Which of the following statements are correct? (Multiple Choice)

The Layer 2 switch belongs to the data link layer device and can identify the MAC address information in the data frame, forward the data according to the MAC address, and record t...

Which of the following description is wrong about the Layer 2 Ethernet switch?

If the network shown in the following figure is used to enable loopback 0 communication between Router A and Router B through static routes, which of the following command should b...

As shown in the figure, regarding OSPF topology and configuration, which of the following statement is correct?

As shown in the following figure, the following configurations exist on the Router A. ip route-static 10.0.2.2 255.255.255.25510.0.12.2 ip route-static 10.0.2.2 255.255.255.255 10....

As shown in the broadcast network, OSPF runs on four routers and in the same area and on the same network segment. OSPF automatically elects a DR. Multiple BDRs to achieve better b...

When logging in to the router through Telnet, which authentication methods can choose? (Multiple Choice)

The packet that the DHCP server responds to the client must be a unicast packet.

Link aggregation is a common technique in enterprise networks. Which of the following descriptions are the advantages of link aggregation technology? (Multiple Choice)

A switch receives a data frame with a VLAN tag, but finds that the destination MAC address of the data frame is not queried in its MAC address table. Which is the processing behavi...

In order to check whether the serial port S0/0/1 on the router is a DTE interface or a DCE interface, which of the following commands should be used?

Which of the following types of ACLs can match the transport layer port number?

What is the total length of an IPv6 address?

Which protocol packet is required to bear for DHCPv6 packets?

Which statements are correct about IPv6 address configuration? (Multiple Choice)

The multicast address of the requested node corresponding to 2001::12:1 is FF02::1:FF12:1.

The client has an error accessing the FTP server. Checking that there is no problem with the connectivity between the server and the client, is it possibly caused by which of the f...